From 282cf037d94ef2b4f1e664d8fdf13d590fc8eb8d Mon Sep 17 00:00:00 2001
From: horus
Date: Wed, 8 Apr 2020 19:09:42 +0200
Subject: Adds database view for anime index page.

---
 .../2020_04_08_022413_add_view_anime_index.php     | 55 ++++++++++++++++++++++
 1 file changed, 55 insertions(+)
 create mode 100644 database/migrations/2020_04_08_022413_add_view_anime_index.php

(limited to 'database/migrations')

diff --git a/database/migrations/2020_04_08_022413_add_view_anime_index.php b/database/migrations/2020_04_08_022413_add_view_anime_index.php
new file mode 100644
index 0000000..0ef516e
--- /dev/null
+++ b/database/migrations/2020_04_08_022413_add_view_anime_index.php
@@ -0,0 +1,55 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\DB;
+
+class AddViewAnimeIndex extends Migration
+{
+    /**
+     * Run the migrations.
+     *
+     * @return void
+     */
+    public function up()
+    {
+	    DB::statement(
+		    "CREATE VIEW view_anime_index AS
+		    SELECT DISTINCT
+			a.mal_id,
+			url,
+			image_url,
+			title_pref as title,
+			title_pref,
+			anime_type,
+			a.created_at,
+			a.updated_at,
+			episodes,
+			is_airing,
+			synopsis,
+			hashtag,
+			(SELECT score FROM stats as b WHERE b.mal_id = a.mal_id ORDER BY created_at  ASC LIMIT 1) as score_begin,
+			(SELECT score FROM stats as b WHERE b.mal_id = a.mal_id ORDER BY created_at DESC LIMIT 1) as score_today
+			FROM
+				anime as a
+			JOIN
+				stats as s ON a.mal_id = s.mal_id
+			WHERE
+				score IS NOT null
+			ORDER BY
+				abs(score_today-score_begin) DESC,
+				is_airing DESC
+		    ;"
+	    );
+    }
+
+    /**
+     * Reverse the migrations.
+     *
+     * @return void
+     */
+    public function down()
+    {
+	DB::statement("DROP VIEW view_anime_index");
+    }
+}
-- 
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